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hoss_n2

Senior Member
in the regestry edit you enter the section BCMSDDHD1 has any one noticed that the first 3 letters bcm reveals to the broadcom chip that exists in it as models from this company starts with 3 letters like (BCM4329)
and the only chip in this company that supports n wifi is the (BCM4329) that exists in the google nexus one and this chip supports fm transmition so
conclusion (if hd2 really supports wifi n type then it contains the only chip that supports it which is the BCM4329 that should support fm transmittence ) so if (wifi n) is really supported then the hd2 has a built in (fm transmitter hardware) that exists in the (BCM4329)chip so we hope to make an application to activate this option
correct me if iam wrong

what we have reached till now for developers
1.BLAST3RR have helped us with the datasheet in the attatchements for the broadcom chip
2. some tests are made to make sure that the hd2 has a really wifi n hardware and it seems that it supports it some what so we are some what sure that hd2 contains the BCM4329 chip as it is the only chip that supports wifi n type but we need live evidense
3. there are some pics of the internal components but it doesnot show the kind of the chip
4. xmoo posted a link to a cab that may help us in developing http://rapidshare.com/files/34053706...ebug_Tools.cab and here is the link of its thread http://xdaforums.com/showthread.php?p=5446085
5.BLAST3RR reached that hd2 definitely has an audio path to the TX part for the FM radio, as it is listed in the 'WceSetAudioDev'.
Among the options is a 'I2S TX'. I therefore assume this is the path needed to feed the transmitter audio
6.useful files are added in attatchements fmradiosdk.dll & htcfm.dill to help in development

what is missing us
1. we only miss drivers for now


thanks you all for your support
i have posted a post in windows software development forum to ask experts to help us this is the post http://xdaforums.com/showthread.php?t=624822
updates
the hd2 is confirmed now to to have the bmc 4329 see this link http://xdaforums.com/showthread.php?t=624331 see the attatchements
 

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elyl

Senior Member
May 12, 2005
480
13
Glasgow
Anything is (possible). But wouldn't the (HD2) need some kind of (transmission aerial) suitable for (FM)? And if it had that, then (HTC would have added the feature in the first place).


Why the weird brackets, by the way?
 

hoss_n2

Senior Member
Anything is (possible). But wouldn't the (HD2) need some kind of (transmission aerial) suitable for (FM)? And if it had that, then (HTC would have added the feature in the first place).


Why the weird brackets, by the way?

the fm transmittance antenna is in the broadcom chip(BCM4329) it self as it is said to has two antennas see this http://www.broadcom.com/products/Wireless-LAN/802.11-Wireless-LAN-Solutions/BCM4329
and rememper tp2 it has fm radio hardware but it was disabled until some developers enabled it by cab and disabeling wifi n in hd2 until a sutiable tweak to enable it (who knows why htc do things like this)
 
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BLAST3RR

Senior Member
May 11, 2008
257
22
Anything is (possible). But wouldn't the (HD2) need some kind of (transmission aerial) suitable for (FM)? And if it had that, then (HTC would have added the feature in the first place).


Why the weird brackets, by the way?

Even if this is the case, I think the same antenna would be used as for receiving FM radio (the headset). So still, no worries as far as the aerial concerns.
This would probably require a driver to work first, though. Then the second thing to find is an application to send audio to it/control frequencies.

Anyone who would be able to develop such application will definitely get a donation from me.
 
Last edited:

hoss_n2

Senior Member
Even if this is the case, I think the same antenna would be used as for receiving FM radio (the headset). So still, no worries as far as the aerial concerns.

but i think fm transmittance antenna is not the same as the fm reciver my frind has nokia n79 it needs headset to recive fm but it transmits without it
i think fm transmittence is direct from the chip as it has two antennas one for wifi and other for fm transmittence as i read before but reciving fm signals is through the headset as it needs longer antena
 

BLAST3RR

Senior Member
May 11, 2008
257
22
but i think fm transmittance antenna is not the same as the fm reciver my frind has nokia n79 it needs headset to recive fm but it transmits without it
i think fm transmittence is direct from the chip as it has two antennas one for wifi and other for fm transmittence as i read before but reciving fm signals is through the headset as it needs longer antena
I know, but I was just stating that the aerial should therefore be no problem.
And that this would definitely be worth investigating.
 

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    in the regestry edit you enter the section BCMSDDHD1 has any one noticed that the first 3 letters bcm reveals to the broadcom chip that exists in it as models from this company starts with 3 letters like (BCM4329)
    and the only chip in this company that supports n wifi is the (BCM4329) that exists in the google nexus one and this chip supports fm transmition so
    conclusion (if hd2 really supports wifi n type then it contains the only chip that supports it which is the BCM4329 that should support fm transmittence ) so if (wifi n) is really supported then the hd2 has a built in (fm transmitter hardware) that exists in the (BCM4329)chip so we hope to make an application to activate this option
    correct me if iam wrong

    what we have reached till now for developers
    1.BLAST3RR have helped us with the datasheet in the attatchements for the broadcom chip
    2. some tests are made to make sure that the hd2 has a really wifi n hardware and it seems that it supports it some what so we are some what sure that hd2 contains the BCM4329 chip as it is the only chip that supports wifi n type but we need live evidense
    3. there are some pics of the internal components but it doesnot show the kind of the chip
    4. xmoo posted a link to a cab that may help us in developing http://rapidshare.com/files/34053706...ebug_Tools.cab and here is the link of its thread http://xdaforums.com/showthread.php?p=5446085
    5.BLAST3RR reached that hd2 definitely has an audio path to the TX part for the FM radio, as it is listed in the 'WceSetAudioDev'.
    Among the options is a 'I2S TX'. I therefore assume this is the path needed to feed the transmitter audio
    6.useful files are added in attatchements fmradiosdk.dll & htcfm.dill to help in development

    what is missing us
    1. we only miss drivers for now


    thanks you all for your support
    i have posted a post in windows software development forum to ask experts to help us this is the post http://xdaforums.com/showthread.php?t=624822
    updates
    the hd2 is confirmed now to to have the bmc 4329 see this link http://xdaforums.com/showthread.php?t=624331 see the attatchements
    1
    please i don't want this post to die
    1
    Anyway, let's all assume that the FM antenna coming out of the BCM4329 is bi-directional and get cracking!


    If there is still support for this idea i can try to help with the electronics point of view for this experiment (hd2 motherboard tests, hacks etc) .
    I can also check the output of the BCM4329 to see if we have the specific components needed for FM emissions. These should be bypassed when the chip is doing reception so the switching mechanism and it's implementation should be there.
    1
    I think the project is dead.